Moderate

When a number of researchers use the same operational definition to measure a variable and achieve the same results the measure is said to be_______________?

Correct answer: B. reliable

  • A. valid
  • B. reliable
  • C. factual
  • D. internally consistent
  • E. instrumental

Explanation

A measure is reliable when repeated use produces consistent results, including when different researchers apply the same operational definition. Validity instead concerns whether the measure actually measures the intended concept.

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